Current collection

  • De Bethune
  • De Bethune
  • De Bethune
  • De Bethune
  • De Bethune
  • De Bethune
  • De Bethune
  • De Bethune

DB28

Kind of Blue

Reference: DB28BZBN/S

In honour of the colour blue, a fundamental element of its identity, De Bethune presents a monochromatic range of its iconic model the DB28. Radical and magnetic, the colour is created by an artisanal and natural treatment of the metals.

functions

Hours, Minutes, Spherical moon phase indication at 6 o’clock, Power reserve situated on the back, Performance indication between 2 and 3 o’clock

display

Dial:
Blued grade 5 polished titanium hours ring with rose gold hour-markers – Blued grade 5 satin-polished titanium minutes ring – spherical moon-phase indication in palladium and flame-blued steel at 6 o'clock – Performance indicator between 2 and 3 o’clock

Hands:
Hand-polished stainless steel

case

Anthracite zirconium sandblasted – diameter 42.6 mm – thickness 9,3 mm 

Attachments:
Short or long floating lugs in blued mirror-polished grade 5 titanium, De Bethune Patent (2006)

Glass:
Sapphire crystal, 1800 Vickers hardness with double anti-reflective treatment
Crown at 3 o’clock, setting in two positions

Back:
Open in blued polished grade 5 titanium that opens on a linear power reserve in rose gold 5N,
Sapphire crystal (hardness of 1800 Vickers) with double anti-reflective coating

calibre

DB2115V4 calibre

Movement:
Mechanical hand-wound

Diameter 30 mm – 297 parts – Handmade, blued grade 5 mirror-polished titanium motion works bridge – Plate cover and bridge cover on the barrel in grade 5 blued titanium, adorned with “Côtes De Bethune” – Power reserve indicator in grade 5 titanium, hand decorated with “De Bethune” concentric graining and blued by hand – Steel parts beveled, polished and flame-blued by hand

- Self-regulating twin barrel, De Bethune Innovation (2004)
- Titanium balance wheel with white gold inserts, De Bethune Patent (2016)
- "De Bethune" balance-spring with flat terminal curve, De Bethune Patent (2006)
- Silicon escape wheel
- Spherical moon phase indication accurate to a degree of one lunar day every 122 years, De Bethune Patent (2004)
- Triple pare-chute shock-absorbing system, De Bethune Innovation (2005)

Jewelling:
38 jewels

Frequency:
28,800 vibrations per hour

Power reserve:
6 days

strap

Extra-supple alligator leather, alligator lining

in the same collection

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